1102 



EXPERIMENT STATION RECORD. 



Nitrate of soda — Pagp. 



fortoraatoes, X.J 813 



turnips 159 



nietliod of analysis 9, 273, 367, 370 



statistics of constimptiou 881 



vs. flsh guano for oats 891 



spring wheat 891 



vs. nitrate of potash as a fertilizer 522 



Nitrates, assimilation by plants 507 



ett'ect on assimi lability of potash 



in soil 286 



in the soil, conservation 700 



■water, determination 15, 189 



loss in drainage water 977, 978 



Nitric acid, injurious etlecton plants 017 



ferment, recent investigations 882 



Nitrification, formation of free nitrogen dur- 

 ing 22 



in arable soil 353, 491 



investigations 22, 24, 706 



Nitrogen, acids, detection and estimation ... 110 

 and ijhosphoric acids, cheap lorms . 401 

 content and colorof wheat grains. 543 



determination 181, 273, 368, 609 



Conn. Storrs 137 



forms for wheat, Ind 414 



free, assimilation by — 



plants 15, 115, 389 



non-leguminous plants 16, .381 



white mustard 18 



free, fi xation by alga; 278 



microorganisms 200, 202 

 formation during nitrifica- 

 tion 22 



in barnyard manure 713 



conservation 129 



loss 400,629 



utilization . . 133, 

 797, 882 

 chloroplatinates, unreliability 



of Kjeldahl method 775 



feeding stutFs, determination.. 864 

 fertilizers, availability, Conn. 



State 130 



determination 502 



Gunning method 



for 502 



green manures 133, 882 



guano, determination 609 



leather refuse, availability 24 



meat 965 



nitrates, determination 9, 



110, 269, 368, 369, 370, 690, 867 

 Gunning-Kj eldahl 



method tlO 



zinc-iron method for . . 181 



poppy capsules 195 



rainwater, determination, Utah 513 



soil as related to wheat rust 58 



soils, determination 120 



of avid and humid re- 

 gions 197,794 



Stellaria media 202 



sugar cane 808 



urine, determination 014 



Kjeldahl method 864 



Page. 

 Nitrogen, supply, increase and conserva- 

 tion 133 



Nitrogen-free extract of feeding stuffs, 



digestibility, Pa 155 



Nitrogenous constituents of beer and wort. 377 



fertilizers for lupines 887 



wheat, Ind 414 



of commerce 798 



Koctiia clandestina, notes, Vt 915 



Nodes and internodcs of sugar cane, study. 17 



geotropic curving 786 



Noinopliilanoctuella, notes, I'. S. D. A 313 



Nonne moth, bacterial disease 63,568, 1008 



remedies 63 



studies 63 



"Non-poisonous bug destroyer," analyses, 



Mass. State 317 



North American Fauna, U. S. D. A 787 



flora, geological origin .... 617 

 North Carolina Station — 



bulletins 21, 27, 34, 



58, 65, 117, 236, 245, 282,391,483,527,547,561, 

 509,573, 582, 021, 702, 731, 879, 882, 921, 976, 980 



meteorological report 390 



North Dakota College, notes 584 



Station, bulletins. . 139, 165, 472. 752 



report 513,515.582 



Notonecta undulata, notes 236 



Notoxus anchora, notes, U. S. D. A 052 



Xovius koebelei, notes 741 



Nuclear division, investigation 873 



Nuclein in pepsin digestion of casein 1023 



Nucleoli and centrosomes 280 



Nucleo-proteids, investigations 14 



Nurseries as factors in the distribution of 



insect pests 654 



Nursery stock, Bordeaux mixture for leaf 



diseases, N. T. State 302 



diseases, N. T. State 60 



U. S.D.A 432 



draft on soil 50 



imported, insects affecting. 567 



Nut grass, notes 823 



r. S.D.A 554 



mite, notes 317 



" Nutriotone," analyses. Conn. State 153 



Vt 931 



Nutrition, history of 752 



of plants 968 



Nuts adapted to North Carolina 547 



and acorns, germination, as affected by 



age 550 



notes. Can 424 



palm, fat content 754 



varieties, Mich 55 



Kymx>hceacen' studies 279 



Kysius angu.':tatus, notes, Nebr 150 



Oak, effect of sun and frost cracks on 114 



occurence and growth 223 



roots, parasite ' 1000 



stumps, infection by Agaricxis mellevs. 427 



timber, structure and properties 56 



Oaks, pruning in midsummer, Can 426 



Oat and barley as a feeding stuff. Can 468 



silage for milch cows, Can. . 453 



